864536484 has 24 divisors (see below), whose sum is σ = 2305430848. Its totient is φ = 247010400.

The previous prime is 864536441. The next prime is 864536507. The reversal of 864536484 is 484635468.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5145967 + ... + 5146134.

Almost surely, 2^864536484 is an apocalyptic number.

864536484 is a gapful number since it is divisible by the number (84) formed by its first and last digit.

It is an amenable number.

864536484 is an abundant number, since it is smaller than the sum of its proper divisors (1440894364).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

864536484 is a wasteful number, since it uses less digits than its factorization.

864536484 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10292115 (or 10292113 counting only the distinct ones).

The product of its digits is 2211840, while the sum is 48.

The square root of 864536484 is about 29403.0012753800. The cubic root of 864536484 is about 952.6377235564.

The spelling of 864536484 in words is "eight hundred sixty-four million, five hundred thirty-six thousand, four hundred eighty-four".